1756-IM16IK Allen-Bradley Digital Input

Allen-Bradley

1756-IM16IK Allen-Bradley ControlLogix Series Digital Input Module

SKU: 1756-IM16IK

In Stock

Dimensions: 23.3 x 18.3 x 5.3 cm
Country of origin: USA
Payment: T/T, Western Union
Shipping port: Xiamen

Categories : All Products, Allen-Bradley, Allen-Bradley ControlLogix & CompactLogix

Tags : Allen-Bradley ControlLogix, Digital Input Modules, Industrial Automation Controllers, Programmable Logic Controllers

1 years warranty

Delivery time: 3-7 business days

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The Allen-Bradley 1756-IM16IK, also cataloged as the 1756-IM16IK Digital Input Module, operates as a dedicated hardware component for high-voltage AC discrete signal sensing within ControlLogix system backplanes.

Circuit Identification & Input Topology

Primary Catalog Number: 1756-IM16IK
Conformal Coating Designation: K Suffix (Conformal Coated Circuit Board)
System Series: ControlLogix
Channel Density: 16 Individually Isolated Discrete Inputs
Nominal Signal Voltage: 240 VAC
Operating Voltage Span: 159 VAC to 265 VAC

Technical Specifications & Hardware Attributes

Parameter	Specification
Model	1756-IM16IK
Brand	Allen-Bradley
Origin	USA
Weight	0.35 kg
Shipping Dimensions	23.3 x 18.3 x 5.3 cm
Module Type	Isolated Digital Input Module
Inputs	16 Individually Isolated Inputs
Operating Voltage Range	159-265 VAC
Input Delay Time	Programmable 9 ms or 18 ms
Minimum Operating Current	5 mA at 159 VAC, 60 Hz
Maximum Operating Current	13 mA at 265 VAC, 60 Hz
Off-State Current (Max)	2.5 mA
Power Dissipation (Max)	5.8 W at 60 deg C
Power Consumption	5.8 W (Maximum Power Dissipation)
Operating Temp	0 to 60 deg C
Tariff Code	8537101190

Deterministic Network Integration & Module Architecture

The 1756-IM16IK conditions high-voltage AC field signals into internal logic data transmitted across the ControlLogix backplane. High backplane bus communication velocity maintains deterministic update rates across EtherNet/IP deterministic networks, supporting scalable I/O density scaling and maintaining firmware flash compatibility with Studio 5000 Logix Designer project structures.

Package Dispatch Unit

1 x Allen-Bradley 1756-IM16IK Conformal Coated Digital Input Module
1 x Technical Installation Guide

Hardware Installation & Panel Wiring Rules

Module Insertion: Align the circuit board with chassis card guides and push firmly into the desired slot until top and bottom latches snap flush.
Field Wiring Terminal Blocks: Use compatible ControlLogix removable terminal blocks, routing each 240 VAC wire pair to its isolated channel terminals.
Conformal Coating Shield Integrity: Ensure module faceplate handles lock securely to maintain enclosure grounding and protect internal coated electronics.

Frequently Asked Questions

Q: What operating AC voltage range does the 1756-IM16IK accept?

The module inputs process AC signal levels ranging from 159 VAC to 265 VAC continuous voltage.
Q: What input delay times can be configured in module properties?

The discrete filtering delay time is user-selectable to either 9 ms or 18 ms response intervals.
Q: What is the maximum off-state leakage current threshold?

The maximum allowable off-state input current for the channels is rated at 2.5 mA.
Q: How many isolated input points are provided on the 1756-IM16IK?

The module features 16 discrete inputs that are individually isolated channel-to-channel.
Q: What is the maximum power dissipation at elevated operating temperatures?

The internal circuits dissipate a maximum thermal dissipation load of 5.8 W at 60 deg C ambient.
Q: Does the "K" suffix in the catalog number denote a specific feature?

Yes, the K suffix indicates a factory conformal-coated circuit board assembly for harsh environments.
Q: What is the minimum operating current required at 159 VAC?

The input channel draws a minimum active current of 5 mA at 159 VAC, 60 Hz.
Q: Does the 1756-IM16IK support module removal under backplane power?

Yes, ControlLogix modules support Removal and Insertion Under Power (RIUP) in non-hazardous areas.

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Warranty

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